Originally Posted by gidget

i actually know exactly what you are talking about. the problem you are having is you are letting your finger up too soon. you have to keep your finger down on the screen until you get to the other side. it's basically harder than the unlock screen; on that, you just swipe and can let your finger up normally, like as you swipe, half way. but to answer a call, you have to keep your finger down and connected to the screen all the way to the other side. i also missed several calls until i figured this out. try it and let me know if you still have the problem.